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Apparatus to distinguish containers
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Patent number 6,240,668
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Issue date Jun 5, 2001
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Pharcon Corporation
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Burrell E. Clawson
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Tubing holder
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Patent number D355351
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Issue date Feb 14, 1995
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Burrell E. Clawson
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D08 - Tools and hardware
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Straight flow manifold
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Patent number D276465
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Issue date Nov 20, 1984
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Burrell E. Clawson
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D24 - Medical and laboratory equipment
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Temperature sensor
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Patent number 4,453,835
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Issue date Jun 12, 1984
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Burrell E. Clawson
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G01 - MEASURING TESTING
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Contact lens case
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Patent number 4,091,917
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Issue date May 30, 1978
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Burrell E. Clawson
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A45 - HAND OR TRAVELLING ARTICLES
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Adjustable gas mixing valve
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Patent number 4,085,766
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Issue date Apr 25, 1978
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Bourns, Inc.
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James Weigl
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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